WO2005098579A3 - Managing power consumption by requesting an adjustment to an operating point of a processor - Google Patents

Managing power consumption by requesting an adjustment to an operating point of a processor Download PDF

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Publication number
WO2005098579A3
WO2005098579A3 PCT/US2005/010163 US2005010163W WO2005098579A3 WO 2005098579 A3 WO2005098579 A3 WO 2005098579A3 US 2005010163 W US2005010163 W US 2005010163W WO 2005098579 A3 WO2005098579 A3 WO 2005098579A3
Authority
WO
WIPO (PCT)
Prior art keywords
processor
requesting
adjustment
power consumption
operating point
Prior art date
Application number
PCT/US2005/010163
Other languages
French (fr)
Other versions
WO2005098579A2 (en
Inventor
Eric C Samson
Original Assignee
Intel Corp
Eric C Samson
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Intel Corp, Eric C Samson filed Critical Intel Corp
Priority to CN2005800098244A priority Critical patent/CN1938671B/en
Priority to EP05729208A priority patent/EP1730624A2/en
Publication of WO2005098579A2 publication Critical patent/WO2005098579A2/en
Publication of WO2005098579A3 publication Critical patent/WO2005098579A3/en

Links

Classifications

    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/26Power supply means, e.g. regulation thereof
    • G06F1/32Means for saving power
    • G06F1/3203Power management, i.e. event-based initiation of a power-saving mode
    • G06F1/3234Power saving characterised by the action undertaken
    • G06F1/324Power saving characterised by the action undertaken by lowering clock frequency
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/26Power supply means, e.g. regulation thereof
    • G06F1/32Means for saving power
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/26Power supply means, e.g. regulation thereof
    • G06F1/32Means for saving power
    • G06F1/3203Power management, i.e. event-based initiation of a power-saving mode
    • G06F1/3206Monitoring of events, devices or parameters that trigger a change in power modality
    • G06F1/3228Monitoring task completion, e.g. by use of idle timers, stop commands or wait commands
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02DCLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D10/00Energy efficient computing, e.g. low power processors, power management or thermal management

Abstract

A processor is provided with a workload that has a real-time demand. A processor clock frequency requirement is set for the processor, based on a deadline margin for the real-time demand. Other embodiments are also described and claimed.
PCT/US2005/010163 2004-03-30 2005-03-25 Managing power consumption by requesting an adjustment to an operating point of a processor WO2005098579A2 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN2005800098244A CN1938671B (en) 2004-03-30 2005-03-25 Managing power consumption by requesting an adjustment to an operating point of a processor
EP05729208A EP1730624A2 (en) 2004-03-30 2005-03-25 Managing power consumption by requesting an adjustment to an operating point of a processor

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/814,425 2004-03-30
US10/814,425 US7698575B2 (en) 2004-03-30 2004-03-30 Managing power consumption by requesting an adjustment to an operating point of a processor

Publications (2)

Publication Number Publication Date
WO2005098579A2 WO2005098579A2 (en) 2005-10-20
WO2005098579A3 true WO2005098579A3 (en) 2006-03-02

Family

ID=34963581

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/US2005/010163 WO2005098579A2 (en) 2004-03-30 2005-03-25 Managing power consumption by requesting an adjustment to an operating point of a processor

Country Status (6)

Country Link
US (1) US7698575B2 (en)
EP (1) EP1730624A2 (en)
KR (1) KR100855780B1 (en)
CN (1) CN1938671B (en)
TW (1) TWI298437B (en)
WO (1) WO2005098579A2 (en)

Families Citing this family (53)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7634668B2 (en) * 2002-08-22 2009-12-15 Nvidia Corporation Method and apparatus for adaptive power consumption
JP2007148789A (en) * 2005-11-28 2007-06-14 Sharp Corp Data processor, image forming device, image forming method and print system
US8102398B2 (en) * 2006-03-03 2012-01-24 Ati Technologies Ulc Dynamically controlled power reduction method and circuit for a graphics processor
US20080055318A1 (en) * 2006-08-31 2008-03-06 Glen David I J Dynamic frame rate adjustment
JP2008160578A (en) * 2006-12-25 2008-07-10 Toshiba Corp Synchronizing controller
US7917784B2 (en) 2007-01-07 2011-03-29 Apple Inc. Methods and systems for power management in a data processing system
US8667198B2 (en) * 2007-01-07 2014-03-04 Apple Inc. Methods and systems for time keeping in a data processing system
US8243085B2 (en) * 2007-12-30 2012-08-14 Intel Corporation Boosting graphics performance based on executing workload
US8230436B2 (en) * 2008-01-10 2012-07-24 Microsoft Corporation Aggregating recurrent schedules to optimize resource consumption
WO2009107400A1 (en) * 2008-02-29 2009-09-03 パナソニック株式会社 Interface device for host device, interface device for slave device, host device, slave device, communication system and interace voltage switching method
US8199158B2 (en) * 2008-06-11 2012-06-12 Intel Corporation Performance allocation method and apparatus
US8754904B2 (en) * 2011-04-03 2014-06-17 Lucidlogix Software Solutions, Ltd. Virtualization method of vertical-synchronization in graphics systems
TWI394027B (en) * 2008-10-27 2013-04-21 Tatung Co Method for adjusting frequency and computer program product using the method
US8707060B2 (en) * 2008-10-31 2014-04-22 Intel Corporation Deterministic management of dynamic thermal response of processors
US8132031B2 (en) * 2009-03-17 2012-03-06 International Business Machines Corporation Power adjustment based on completion times in a parallel computing system
KR101533572B1 (en) * 2009-05-20 2015-07-03 삼성전자주식회사 Method of Power Management
US8984523B2 (en) * 2009-05-26 2015-03-17 Telefonaktiebolaget L M Ericsson (Publ) Method for executing sequential code on the scalable processor at increased frequency while switching off the non-scalable processor core of a multicore chip
US20100332877A1 (en) * 2009-06-30 2010-12-30 Yarch Mark A Method and apparatus for reducing power consumption
US8826048B2 (en) * 2009-09-01 2014-09-02 Nvidia Corporation Regulating power within a shared budget
US8479026B2 (en) * 2009-12-09 2013-07-02 Texas Instruments Incorporated Processor power management
US8370665B2 (en) * 2010-01-11 2013-02-05 Qualcomm Incorporated System and method of sampling data within a central processing unit
KR101744356B1 (en) * 2011-03-17 2017-06-08 삼성전자주식회사 Device and method for reducing current consuming in wireless terminal
US9086883B2 (en) * 2011-06-10 2015-07-21 Qualcomm Incorporated System and apparatus for consolidated dynamic frequency/voltage control
KR20130019674A (en) * 2011-08-17 2013-02-27 삼성전자주식회사 Terminal and method for performing application thereof
KR101845328B1 (en) * 2011-08-22 2018-04-04 삼성전자 주식회사 Terminal and method for performing application thereof
WO2013081600A1 (en) * 2011-11-30 2013-06-06 Intel Corporation Reducing power for 3d workloads
WO2013105913A2 (en) * 2011-11-30 2013-07-18 Intel Corporation Adaptive frame rate control for a graphics subsystem
US9400545B2 (en) 2011-12-22 2016-07-26 Intel Corporation Method, apparatus, and system for energy efficiency and energy conservation including autonomous hardware-based deep power down in devices
US9166434B2 (en) 2012-06-29 2015-10-20 Intel Corporation Universal charger
US9026817B2 (en) 2012-06-29 2015-05-05 Intel Corporation Joint optimization of processor frequencies and system sleep states
US9411398B2 (en) * 2012-09-28 2016-08-09 Intel Corporation Electronic device and method to extend battery life
KR101471303B1 (en) * 2013-10-02 2014-12-10 포항공과대학교 산학협력단 Device and method of power management for graphic processing unit
US9454943B2 (en) 2012-10-16 2016-09-27 Razer (Asia-Pacific) Pte. Ltd. Computing systems and methods for controlling a computing system
US9275601B2 (en) 2012-12-12 2016-03-01 Intel Corporation Techniques to control frame display rate
US9287702B2 (en) 2012-12-27 2016-03-15 Intel Corporation Universal power interface
US9281699B2 (en) 2012-12-27 2016-03-08 Intel Corporation Electronic device to be powered by alternative power source
EP2759907A1 (en) * 2013-01-29 2014-07-30 BlackBerry Limited Methods for monitoring and adjusting performance of a mobile computing device
US9285858B2 (en) 2013-01-29 2016-03-15 Blackberry Limited Methods for monitoring and adjusting performance of a mobile computing device
US9310872B2 (en) * 2013-02-01 2016-04-12 Nvidia Corporation Processor frequency mainly depending on a target frame rate while processing a graphics application
US9563253B2 (en) * 2013-03-12 2017-02-07 Intel Corporation Techniques for power saving on graphics-related workloads
JP6175980B2 (en) * 2013-08-23 2017-08-09 富士通株式会社 CPU control method, control program, and information processing apparatus
US20150189126A1 (en) * 2014-01-02 2015-07-02 Nvidia Corporation Controlling content frame rate based on refresh rate of a display
US9612643B2 (en) 2014-03-29 2017-04-04 Intel Corporation Controlling the CPU slew rates based on the battery state of charge
US9601938B2 (en) 2014-05-15 2017-03-21 Intel Corporation Battery charger for different power sources
US9904612B2 (en) * 2015-07-08 2018-02-27 Futurewei Technologies, Inc. Dynamic voltage/frequency scaling for multi-processors using end user experience metrics
JP6598408B2 (en) 2016-03-08 2019-10-30 華為技術有限公司 Display method and terminal device
KR102496347B1 (en) 2016-04-20 2023-02-06 삼성전자주식회사 Display Driving Integrated Circuit and the Electronic Device having the same
KR101984261B1 (en) * 2016-12-19 2019-05-30 서울대학교 산학협력단 Apparatus and method for dynamic frequency scaling, and recording medium
US10579575B2 (en) * 2017-02-24 2020-03-03 Dell Products L.P. Systems and methods of management console user interface pluggability
US10319065B2 (en) 2017-04-13 2019-06-11 Microsoft Technology Licensing, Llc Intra-frame real-time frequency control
US10388255B2 (en) 2018-06-29 2019-08-20 Intel Corporation Computers for supporting multiple virtual reality display devices and related methods
US10848568B1 (en) * 2018-07-03 2020-11-24 Parallels International Gmbh System and method for managing power of remote and virtual desktops
KR20240022908A (en) * 2022-08-12 2024-02-20 삼성전자주식회사 Apparatus and method of controlling computing system

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0978781A2 (en) * 1998-08-03 2000-02-09 Lucent Technologies Inc. Power reduction in a multiprocessor digital signal processor
EP1115051A1 (en) * 1999-06-16 2001-07-11 Sony Corporation Information processing system, information processing method, method and apparatus for task assignment, and medium storing program
US6519706B1 (en) * 1998-10-12 2003-02-11 Nec Corporation DSP control apparatus and method for reducing power consumption
US20030115428A1 (en) * 2001-12-18 2003-06-19 Andre Zaccarin Data driven power management

Family Cites Families (63)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4485440A (en) 1981-09-24 1984-11-27 At&T Bell Laboratories Central processor utilization monitor
US5072376A (en) 1988-06-10 1991-12-10 Amdahl Corporation Measuring utilization of processor shared by multiple system control programs
US5021679A (en) 1989-06-30 1991-06-04 Poqet Computer Corporation Power supply and oscillator for a computer system providing automatic selection of supply voltage and frequency
US5153535A (en) 1989-06-30 1992-10-06 Poget Computer Corporation Power supply and oscillator for a computer system providing automatic selection of supply voltage and frequency
US5218704A (en) 1989-10-30 1993-06-08 Texas Instruments Real-time power conservation for portable computers
US5201059A (en) 1989-11-13 1993-04-06 Chips And Technologies, Inc. Method for reducing power consumption includes comparing variance in number of time microprocessor tried to react input in predefined period to predefined variance
US5396635A (en) 1990-06-01 1995-03-07 Vadem Corporation Power conservation apparatus having multiple power reduction levels dependent upon the activity of the computer system
US5404543A (en) 1992-05-29 1995-04-04 International Business Machines Corporation Method and system for reducing an amount of power utilized by selecting a lowest power mode from a plurality of power modes
US5513358A (en) 1994-02-04 1996-04-30 Motorola, Inc. Method and apparatus for power-up state initialization in a data processing system
AU2364095A (en) 1994-05-12 1995-12-05 Ast Research, Inc. Cpu activity monitoring through cache watching
US5752011A (en) 1994-06-20 1998-05-12 Thomas; C. Douglas Method and system for controlling a processor's clock frequency in accordance with the processor's temperature
AU3313795A (en) 1994-10-14 1996-04-26 Compaq Computer Corporation Circuit for placing a cache memory into low power mode in response to special bus cycles
US5734585A (en) 1994-11-07 1998-03-31 Norand Corporation Method and apparatus for sequencing power delivery in mixed supply computer systems
EP0721157A1 (en) 1994-12-12 1996-07-10 Advanced Micro Devices, Inc. Microprocessor with selectable clock frequency
US6192479B1 (en) 1995-01-19 2001-02-20 Texas Instruments Incorporated Data processing with progressive, adaptive, CPU-driven power management
US5623647A (en) 1995-03-07 1997-04-22 Intel Corporation Application specific clock throttling
US5719800A (en) 1995-06-30 1998-02-17 Intel Corporation Performance throttling to reduce IC power consumption
US5745375A (en) 1995-09-29 1998-04-28 Intel Corporation Apparatus and method for controlling power usage
US5787294A (en) 1995-10-13 1998-07-28 Vlsi Technology, Inc. System for reducing the power consumption of a computer system and method therefor
US5815693A (en) 1995-12-15 1998-09-29 National Semiconductor Corporation Processor having a frequency modulated core clock based on the criticality of program activity
US5781768A (en) * 1996-03-29 1998-07-14 Chips And Technologies, Inc. Graphics controller utilizing a variable frequency clock
US6691236B1 (en) * 1996-06-03 2004-02-10 Hewlett-Packard Development Company, L.P. System for altering operation of a graphics subsystem during run-time to conserve power upon detecting a low power condition or lower battery charge exists
US6108226A (en) 1996-06-24 2000-08-22 Ghosh; Ramit Voltage selection apparatus and methods
US5982814A (en) 1996-08-01 1999-11-09 Pc-Tel, Inc. Dynamic control of processor utilization by a host signal processing modem
EP0855718A1 (en) 1997-01-28 1998-07-29 Hewlett-Packard Company Memory low power mode control
US6105142A (en) 1997-02-11 2000-08-15 Vlsi Technology, Inc. Intelligent power management interface for computer system hardware
US6141765A (en) 1997-05-19 2000-10-31 Gigabus, Inc. Low power, high speed communications bus
AU2680699A (en) * 1998-02-17 1999-08-30 Sun Microsystems, Inc. Estimating graphics system performance for polygons
US5963023A (en) 1998-03-21 1999-10-05 Advanced Micro Devices, Inc. Power surge management for high performance integrated circuit
TW509843B (en) 1998-07-24 2002-11-11 Mitac Technology Corp Control method and system for dynamically adjusting processor
US6212644B1 (en) 1998-09-10 2001-04-03 Intel Corporation Controlling temperatures in computers
US6347379B1 (en) 1998-09-25 2002-02-12 Intel Corporation Reducing power consumption of an electronic device
US6298105B1 (en) 1998-10-30 2001-10-02 Intel Corporation Method and apparatus for a low skew, low standby power clock network
US6118306A (en) 1998-12-03 2000-09-12 Intel Corporation Changing clock frequency
US6272642B2 (en) 1998-12-03 2001-08-07 Intel Corporation Managing a system's performance state
US6535798B1 (en) 1998-12-03 2003-03-18 Intel Corporation Thermal management in a system
US6298448B1 (en) * 1998-12-21 2001-10-02 Siemens Information And Communication Networks, Inc. Apparatus and method for automatic CPU speed control based on application-specific criteria
US6657634B1 (en) * 1999-02-25 2003-12-02 Ati International Srl Dynamic graphics and/or video memory power reducing circuit and method
US6397343B1 (en) * 1999-03-19 2002-05-28 Microsoft Corporation Method and system for dynamic clock frequency adjustment for a graphics subsystem in a computer
US6557108B1 (en) 1999-05-28 2003-04-29 3Com Corporation System and method in a modem for providing a shortened reset pulse upon receipt of an external reset pulse
US6820209B1 (en) * 1999-07-15 2004-11-16 Apple Computer, Inc. Power managed graphics controller
JP2001137538A (en) * 1999-11-17 2001-05-22 Square Co Ltd Game display method, game display device and recording medium
KR100575864B1 (en) 1999-12-30 2006-05-03 주식회사 하이닉스반도체 Rambus dram
US6633987B2 (en) 2000-03-24 2003-10-14 Intel Corporation Method and apparatus to implement the ACPI(advanced configuration and power interface) C3 state in a RDRAM based system
US6574739B1 (en) 2000-04-14 2003-06-03 Compal Electronics, Inc. Dynamic power saving by monitoring CPU utilization
US6351150B1 (en) 2000-09-11 2002-02-26 Intel Corporation Low switching activity dynamic driver for high performance interconnects
US6941480B1 (en) 2000-09-30 2005-09-06 Intel Corporation Method and apparatus for transitioning a processor state from a first performance mode to a second performance mode
US7085944B1 (en) 2000-09-30 2006-08-01 Intel Corporation Power management by transmitting single multiplexed signal to multiple system components to change settings of internal performance registers in response to change in power source
US6738675B2 (en) 2000-12-30 2004-05-18 Intel Corporation Method, apparatus, and system to reduce microprocessor power dissipation
US6829713B2 (en) 2000-12-30 2004-12-07 Intel Corporation CPU power management based on utilization with lowest performance mode at the mid-utilization range
JP2002328818A (en) * 2001-02-27 2002-11-15 Sony Computer Entertainment Inc Information processor, integrated information processor, method for calculating execution load and computer program
US6938176B1 (en) * 2001-10-05 2005-08-30 Nvidia Corporation Method and apparatus for power management of graphics processors and subsystems that allow the subsystems to respond to accesses when subsystems are idle
JP3497499B2 (en) * 2002-03-14 2004-02-16 三菱電機株式会社 3D graphic drawing device
US7149909B2 (en) * 2002-05-09 2006-12-12 Intel Corporation Power management for an integrated graphics device
US7028200B2 (en) 2002-05-15 2006-04-11 Broadcom Corporation Method and apparatus for adaptive power management of memory subsystem
US6950105B2 (en) * 2002-06-03 2005-09-27 Ati Technologies Inc. Power consumption management in a video graphics accelerator
US7256788B1 (en) * 2002-06-11 2007-08-14 Nvidia Corporation Graphics power savings system and method
US20030233592A1 (en) * 2002-06-14 2003-12-18 Hung-Ming Lin Power saving method using frame rate control in computer graphics systems
US20040175598A1 (en) * 2002-12-02 2004-09-09 Bliven David C. Fuel cell power supply for portable computing device and method for fuel cell power control
US6971034B2 (en) 2003-01-09 2005-11-29 Intel Corporation Power/performance optimized memory controller considering processor power states
US7146514B2 (en) 2003-07-23 2006-12-05 Intel Corporation Determining target operating frequencies for a multiprocessor system
US7343508B2 (en) * 2004-03-05 2008-03-11 Ati Technologies Inc. Dynamic clock control circuit for graphics engine clock and memory clock and method
US7343502B2 (en) 2004-07-26 2008-03-11 Intel Corporation Method and apparatus for dynamic DLL powerdown and memory self-refresh

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0978781A2 (en) * 1998-08-03 2000-02-09 Lucent Technologies Inc. Power reduction in a multiprocessor digital signal processor
US6519706B1 (en) * 1998-10-12 2003-02-11 Nec Corporation DSP control apparatus and method for reducing power consumption
EP1115051A1 (en) * 1999-06-16 2001-07-11 Sony Corporation Information processing system, information processing method, method and apparatus for task assignment, and medium storing program
US20030115428A1 (en) * 2001-12-18 2003-06-19 Andre Zaccarin Data driven power management

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
YOUNGSOO SHIN ET AL: "Power conscious fixed priority scheduling for hard real-time systems", DESIGN AUTOMATION CONFERENCE, 1999. PROCEEDINGS. 36TH NEW ORLEANS, LA, USA 21-25 JUNE 1999, PISCATAWAY, NJ, USA,IEEE, US, 21 June 1999 (1999-06-21), pages 134 - 139, XP010343949, ISBN: 1-58113-092-9 *

Also Published As

Publication number Publication date
WO2005098579A2 (en) 2005-10-20
KR100855780B1 (en) 2008-09-01
TW200604786A (en) 2006-02-01
CN1938671A (en) 2007-03-28
EP1730624A2 (en) 2006-12-13
KR20070003989A (en) 2007-01-05
US7698575B2 (en) 2010-04-13
CN1938671B (en) 2010-12-01
TWI298437B (en) 2008-07-01
US20050223249A1 (en) 2005-10-06

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